SUBJECTS 



759 



Thymus : 



Amphibian metamorphosis, 

 retarding influence of 

 (Uhlenhuth) 305 



Antagonism between para- 

 thyroid and (Uhlenhuth) 



23 

 Gland, antagonism (Uhlen- 

 huth) 23 

 — , specific tetany-producing 

 substance in (Uhlenhuth) 



33 

 Thyroid: 



(Swingle) 593 



. Metamorphosis and growth, 



relation between thyroid 



and (Uhlenhuth) 473 



Tonus : 



Muscle, of insects (Garrey) 



101 

 Transmission : 



Rate, in nerve net of coelen- 

 terates (Parker) 231 



Valency : 



Anion, influence upon' phys- 

 ical properties of gelatin 

 (Loeb) 559 



Valency — continued: 



Cation, influence upon phys- 

 ical properties of gelatin 

 (Loeb) 483 



Valonia : 



Acidity, intracellular (Crozier) 



581 

 Vermilion : 



-deficiency (Bridges) 645 



Viscosity : 



Dough, influence of electro- 

 lytes (Henderson, Fenn, 

 and Cohn) 387 



W 



Water : 



Diffusion, rate, through collo- 

 dion membranes, influence of 

 electrolytes (Loeb) 



717 

 Wave-length : 



Short, sensitization to heat 

 due to exposure to light of 

 (BoviE and Klein) 



331 

 Wheat: 



Respiration, effect of ether 

 (Thomas) 203 



